Home / 5,319,731.70-7,341,410.90-3,146,138.01

Finding the Fourth Proportional to 5,319,731.70, 7,341,410.90 and 3,146,138.01

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Solution

The fourth proportional to 5,319,731.70, 7,341,410.90 and 3,146,138.01 is: 4,341,777.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319,731.70 : 7,341,410.90 = 3,146,138.01 : x
  2. Step 2: Convert to fraction form
    5,319,731.70/7,341,410.90 = 3,146,138.01/x
  3. Step 3: Cross multiply
    5,319,731.70x = 7,341,410.90 × 3,146,138.01
  4. Step 4: Simplify right side
    5,319,731.70x = 23,097,091,887,383.65
  5. Step 5: Solve for x
    x = 23,097,091,887,383.65/5,319,731.70
  6. Step 6: Final answer
    x = 4,341,777.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.